Isuzu 4HE1 Engine Specs
The Isuzu 4HE1 engine is a popular choice for various applications due to its durability and reliability. Let’s take a closer look at its specifications and features.
Engine Configuration
The Isuzu 4HE1 engine is a four-cylinder, four-stroke, direct-injection diesel engine. It has a displacement of 4.75 liters (289 cubic inches) and a bore and stroke of 4.33 x 4.53 inches (110 x 115 mm). The engine is equipped with an overhead camshaft and four valves per cylinder, providing efficient combustion and improved power output.
Engine Oil Specs & Service Intervals
Proper engine oil is crucial for maintaining the performance and longevity of the Isuzu 4HE1 engine. Here are the recommended specifications and service intervals for the engine oil:
- Oil Type: It is recommended to use a high-quality diesel engine oil that meets the API CJ-4 or better specifications. These oils provide excellent protection against wear, deposits, and oxidation.
- Viscosity: The recommended viscosity for the Isuzu 4HE1 engine is 15W-40. This viscosity ensures proper lubrication in a wide range of operating conditions.
- Service Intervals: Regular oil changes are essential to maintain the engine’s performance. It is recommended to change the engine oil and oil filter every 7,500 miles or every six months, whichever comes first.
Detailed Engine Specifications
To provide a comprehensive overview, here are the detailed specifications of the Isuzu 4HE1 engine:
| Engine Type | Four-Cylinder, Four-Stroke, Direct-Injection Diesel Engine |
|---|---|
| Displacement | 4.75 Liters (289 Cubic Inches) |
| Bore x Stroke | 4.33 x 4.53 inches (110 x 115 mm) |
| Valvetrain | Overhead Camshaft, Four Valves Per Cylinder |
| Compression Ratio | 17.5:1 |
| Max Power Output | 150 horsepower at 2,800 RPM |
| Max Torque | 282 lb-ft at 1,600 RPM |
| Fuel System | High-Pressure Common Rail Injection |
| Cooling System | Water-Cooled |
In conclusion, the Isuzu 4HE1 engine is a robust and efficient diesel engine that offers impressive power and reliability. By following the recommended engine oil specifications and service intervals, you can ensure optimal performance and longevity for your Isuzu 4HE1-powered vehicle or equipment.
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